RFR: 8005278: Serviceability Agent: jmap -heap and jstack -m fail

Yumin Qi yumin.qi at oracle.com
Thu Jan 24 16:07:41 UTC 2013

I haven't seen this fix so will remove it from my diff.
I cloned from hotspot-gc which has not had this fix yet.  So I will send 
out another webrev based on hotspot-rt.


On 1/23/2013 10:33 PM, Krystal Mo wrote:
> Yumin,
> The FIELDINFO_TAG_MASK part in InstanceKlass is already fixed in 
> JDK-8006403. It should be sync'd to the dev repos soon (or has it 
> already?)
> I fell in that trap of duplicating the fix as JDK-8006641 already...
> - Kris
> On 01/24/2013 02:14 PM, Yumin Qi wrote:
>> Hi,
>>   Can I have your comments on fix for
>>   8005278: Serviceability Agent: jmap -heap and jstack -m fail
>> http://cr.openjdk.java.net/~minqi/8005278/
>>   Problems: 1) In JVM, BinaryTreeDictionary is typedef'ed as 
>> AFLBinaryTreeDictionary and this name carried to type library for SA. 
>> In SA we still use olde name for that; 2) FreeList now is template 
>> based which is not reflected in SA;  3) There is a misuse of 
>> FIELFINFO_TAG_MASK(which is not in SA code), in SA code 
>> FIELDINFO_TAG_SIZE was wrongly used as FIELDINFO_TAG_MASK and lead to 
>> not able to find correct field info.
>>   Thanks
>>   Yumin
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